Hirokazu Toju

Summary

Affiliation: Kyushu University
Country: Japan

Publications

  1. ncbi request reprint Imbalance of predator and prey armament: geographic clines in phenotypic interface and natural selection
    Hirokazu Toju
    Department of Zoology, Graduate School of Science, Kyoto University, Kitashirakawa Oiwake cho, Sakyo ku, Kyoto 606 8502, Japan
    Am Nat 167:105-17. 2006
  2. ncbi request reprint Phylogeography and the geographic cline in the armament of a seed-predatory weevil: effects of historical events vs. natural selection from the host plant
    Hirokazu Toju
    Department of Zoology, Graduate School of Science, Kyoto University, Sakyo, Kyoto 606 8502, Japan
    Mol Ecol 15:4161-73. 2006
  3. pmc Adaptive divergence of scaling relationships mediates the arms race between a weevil and its host plant
    Hirokazu Toju
    Laboratory of Ecology Science, Department of Biology, Faculty of Science, Kyushu University, Higashi ku, Fukuoka 812 8581, Japan
    Biol Lett 2:539-42. 2006
  4. doi request reprint Metapopulation structure of a seed-predator weevil and its host plant in arms race coevolution
    Hirokazu Toju
    Division of Biological Science, Graduate School of Science, Kyoto University, Kyoto 606 8502, Japan
    Evolution 65:1707-22. 2011
  5. doi request reprint Arms race between weevil rostrum length and camellia pericarp thickness: Geographical cline and theory
    Naoyuki Iseki
    Department of Biology, Faculty of Science, Kyushu University Graduate School, Fukuoka 812 8581, Japan
    J Theor Biol 285:1-9. 2011
  6. doi request reprint Climatic gradients of arms race coevolution
    Hirokazu Toju
    Graduate School of Science, Kyoto University, Sakyo, Japan
    Am Nat 177:562-73. 2011
  7. doi request reprint Fine-scale local adaptation of weevil mouthpart length and camellia pericarp thickness: altitudinal gradient of a putative arms race
    Hirokazu Toju
    Laboratory of Ecology Science, Department of Biology, Faculty of Science, Kyushu University, Fukuoka, Japan
    Evolution 62:1086-102. 2008
  8. pmc Diversification of endosymbiosis: replacements, co-speciation and promiscuity of bacteriocyte symbionts in weevils
    Hirokazu Toju
    National Institute of Advanced Industrial Science and Technology AIST, Tsukuba, Japan
    ISME J 7:1378-90. 2013

Detail Information

Publications8

  1. ncbi request reprint Imbalance of predator and prey armament: geographic clines in phenotypic interface and natural selection
    Hirokazu Toju
    Department of Zoology, Graduate School of Science, Kyoto University, Kitashirakawa Oiwake cho, Sakyo ku, Kyoto 606 8502, Japan
    Am Nat 167:105-17. 2006
    ....
  2. ncbi request reprint Phylogeography and the geographic cline in the armament of a seed-predatory weevil: effects of historical events vs. natural selection from the host plant
    Hirokazu Toju
    Department of Zoology, Graduate School of Science, Kyoto University, Sakyo, Kyoto 606 8502, Japan
    Mol Ecol 15:4161-73. 2006
    ..Thus, our study suggests the overwhelming strength of coevolutionary selection against the effect of historical events, which may have limited local adaptation...
  3. pmc Adaptive divergence of scaling relationships mediates the arms race between a weevil and its host plant
    Hirokazu Toju
    Laboratory of Ecology Science, Department of Biology, Faculty of Science, Kyushu University, Higashi ku, Fukuoka 812 8581, Japan
    Biol Lett 2:539-42. 2006
    ..Our results provide a novel example of a geographically diverged scaling relationship in an insect morphology resulting from a coevolutionary arms race with its host plant...
  4. doi request reprint Metapopulation structure of a seed-predator weevil and its host plant in arms race coevolution
    Hirokazu Toju
    Division of Biological Science, Graduate School of Science, Kyoto University, Kyoto 606 8502, Japan
    Evolution 65:1707-22. 2011
    ..Consequently, by focusing on coevolutionary interactions in natural communities, "indirect" effects of gene flow on the adaptive divergence of organisms could be identified...
  5. doi request reprint Arms race between weevil rostrum length and camellia pericarp thickness: Geographical cline and theory
    Naoyuki Iseki
    Department of Biology, Faculty of Science, Kyushu University Graduate School, Fukuoka 812 8581, Japan
    J Theor Biol 285:1-9. 2011
    ..American Naturalist 167, 105-117). The nonlinearity (exponent) for the cost of rostrum length estimated from the geographical cline data for the weevil-camellia system was 2.2, suggesting nonlinearity between quadratic and cubic forms...
  6. doi request reprint Climatic gradients of arms race coevolution
    Hirokazu Toju
    Graduate School of Science, Kyoto University, Sakyo, Japan
    Am Nat 177:562-73. 2011
    ....
  7. doi request reprint Fine-scale local adaptation of weevil mouthpart length and camellia pericarp thickness: altitudinal gradient of a putative arms race
    Hirokazu Toju
    Laboratory of Ecology Science, Department of Biology, Faculty of Science, Kyushu University, Fukuoka, Japan
    Evolution 62:1086-102. 2008
    ....
  8. pmc Diversification of endosymbiosis: replacements, co-speciation and promiscuity of bacteriocyte symbionts in weevils
    Hirokazu Toju
    National Institute of Advanced Industrial Science and Technology AIST, Tsukuba, Japan
    ISME J 7:1378-90. 2013
    ..Comparison of these newcomer bacteriocyte-associated symbiont lineages highlights potential evolutionary trajectories and consequences of novel symbionts after independent replacements of the same ancient symbiont. ..